First, you had to switch sides of equation.
And it gave us ⇒ 
Then multiply by five from both sides of equation form.
And it gave us ⇒ 
Simplify.
And it gave us ⇒ 
Next, divide by two from both sides of equation form.
And it gave us ⇒ 
Finally, simplify.
And it gave us ⇒ 
Final answer: ⇒ 
Hope this helps!
And thank you for posting your question at here on brainly, and have a great day.
-Charlie
X-intersection is (-36,0)
Y-intersection is (0,-9)
So their are 60 min in an hour. you multiply 60 min times 6 (hours). you get 360 min. Then you divide that by 90 min and you get 4
Answer it orbits 4 times
hope that helps